The Challenge Gravel Grinder is perfect for adventure and gravel riders who want more control than the Strada Bianca for rougher, looser gravel roads and trails.File tread pattern with exaggerated side tread for excellent speed and gripVulcanised Race casing gives an incredibly smooth and supple rideFolding bead casing with PPS puncture protectionRace rubber compound for excellent grip and durabilityNot tubeless compatibleThe Gravel Grinder's file centre tread gives it incredibly low rolling resistance, so you can speed along without giving too much away to the much slicker Strada Bianca. Compared to the Strada Bianca though, the Gravel Grinder's exaggerated side tread gives bundles of confidence in loose corners, so you can attack them.On rough gravel trails, you need confidence that your tyres are tough enough for the job and the Gravel Grinder won't let you down thanks to it's double PPS puncture protection, while the vulcanised Race casing gives it that elegantly supple ride that marks Challenge's handmade tyres out from the rest. If you want a highly versatile, lightweight and tough tyre for your gravel bike, the Challenge Gravel Grinder is up to the task.
Fast rolling and excellent control for all-around gravel and adventure use. Tubeless Ready Use: All Around Gravel Size: 700c Tyre Width: 33, 38 or 42mm Internal Rim Width: (33mm) 5-19 mm (38mm) 17-23 mm (42mm) 17-23 mm Weight: (33mm) gr (38mm) 375gr (42mm) 450gr TPI: 120 Bead: Aramid Casing: Nylon BAR: (33mm) 3.1-5.1 (38mm) 3.1-5.1 (42mm) 2.4-4.1 PSI: (33mm) 45-75 (38mm) 40-75 (42mm) 35-60 Color: Black-Black
Specifications: Use: All Around Gravel Size: 700 Tire Width: 33 Internal Rim Width: (33mm) 5-19 mm TPI: 120 Bead: Aramid Casing: Nylon BAR: 3.1-5.1 PSI: 45-75 Color: Black-Brown
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
The Challenge Gravel Grinder is built to monster the toughest gravel events on the planet. With a fast-rolling but grippy tread and tubeless ready construction, the Gravel Grinder is perfect for all-round gravel use.Fast-rolling semi-slick design with aggressive side tread for excellent cornering tractionSupple 120 TPI casing provides a smooth rideTubeless-ready bead can be used with tubes or tubelessBuilt around a fast-rolling semi-slick centre tread design, the Gravel Grinder rolls well on hard surfaces yet has enough purchase when braking or climbing to retain traction. When leaned over, the large side tread digs into softer ground and gravel to inspire massive confidence. For bikes designed to be used off the beaten path, the Gravel Grinder is the ideal choice.
Challenge Gravel Grinder Tubeless Vulcanised TyreReady for the rough and tumble of gravel riding, this Challenge tyre is up to the task of keeping you upright and unrivalled over such loose and rugged terrains. Equipped with a flat centreline tread, it rolls like a dream with speed and confidence, while the raised shoulder knobs give exemplary traction when cornering and braking. Made from a dependable vulcanised 120 TPI nylon casing and reinforced with a Challenge's Puncture Protection Strip (PPS), this tyre provides the strength and sturdiness you need for a confidence-instilling ride. Coming complete with a fast-rolling diamond centre, this tyre is perfect for all-around gravel and adventure riding.Features: Tubeless Ready: Yes Use: All Around Gravel Size: 700 Tyre Width: 33mm Internal Rim Width: 17-25mm TPI: 120 Bead: Aramid Casing: Nylon Flat Protection: PPS BAR: 3.1-5.1 PSI: 40-75 Weight: 375gTechnologies: Vulcanized Tubeless Ready (VTR): The highest level of performance offered by car, truck and motorcycle tyre manufacturers is a vulcanized tubeless system. While this is an old technology for cars and trucks, for bicycles it is relatively new and did not even have an internationally accepted design standard (ISO or ETRTO) until recent years. By eliminating the inner tube it is possible to lower the weight and create a softer, more comfortable, more efficient, lower rolling resistance tyre system by running lower tyre pressure. Challenge started introducing Vulcanized Tubeless Ready (VTR) tyres in recent years because the ISO and ETRTO standards for proper VTR tire and rim fit have finally been completed. These standards ensure your safety and your ability to fit and service the tyres with hand tools. Buy Challenge Wheels & Tyres from Chain Reaction Cycles, the World's Largest Online Bike Store.
Featuring a shallow, micro-textured centreline for impressively low rolling-resistance, this pacy effort does not shirk when it comes to confident and composed riding. Keeping you upright through corners are well-spaced shoulder lugs which cling to whatever is available to keep you upright and in control. Well-protected by its 120 TPI Nylon casing and integrated PPS Puncture Protection Strip, as well as its Vulcanised finish, not much will deter this tyre from rolling you to new levels of gravel-grinding excellence. Coming complete with a fast-rolling diamond centre, this tyre is perfect for all-around gravel and adventure riding. Technologies: Vulcanized Tubeless Ready (VTR): The highest level of performance offered by car, truck and motorcycle tyre manufacturers is a vulcanized tubeless system. While this is an old technology for cars and trucks, for bicycles it is relatively new and did not even have an internationally accepted design standard (ISO or ETRTO) until recent years. By eliminating the inner tube it is possible to lower the weight and create a softer, more comfortable, more efficient, lower rolling resistance tyre system by running lower tyre pressure. Challenge started introducing Vulcanized Tubeless Ready (VTR) tyres in recent years because the ISO and ETRTO standards for proper VTR tire and rim fit have finally been completed. These standards ensure your safety and your ability to fit and service the tyres with hand tools.
Make your mark on the gravel scene with the Gravel Grinder. This tyre combines a fast rolling diamond centre with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy.Key Features:Colour: Black and Brown.,TPI: 120.,Recommended Pressure:,33mm 35-60psi.,38mm 32-53psi.,42mm 30-50psi.,46mm 25-35psi.,Puncture Protection: -.,Rubber Compound: Vulcanized.,Construction: Vulcanized.,Series: RACE.,Size: 650 and 700.,Width: 33, 38, 42 and 46mm.,Casing: Nylon Superlight.,Bead: Tubeless Folding..